Find the energy of photon of electromagnetic radiation of wavelength 200 Å.

Calculate the energy in kilocalorie per mol of the photons of an electromagnetic radiation of wavelength 7600Ã….

Calculate ther energy in kilocalorie per mol of the photons of an electromagnetic radiation of wavelength 5700Ã…

The number of wavelengths of electromagnetic radiation of wavelength 6000 Å in a path of 2 cm in vacuum is

Is the de-Broglie wavelength of a photon of an electromagnetic radiation equal to the wavelength of the radiation?

A substance absorbs electromagnetic radiations of wavelength 12.3 nm and then emits another electromagnetic radiations of wavelength 24.6 nm . If ratio of number of photons absorbed to number of photons emitted is 2:1 then ratio of energy absorbed to energy emitted will be :

The energy of a photon of radiation having wavelength 300 nm is,

Calculate the energy of photons of radiation whose wavelength is 5000A^(@) ?

Find the energy and mometum of a photon of ultraviolet radiation of 280 nm wavelength.